146899 has 4 divisors (see below), whose sum is σ = 149040. Its totient is φ = 144760.

The previous prime is 146893. The next prime is 146917. The reversal of 146899 is 998641.

146899 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146899 - 2³ = 146891 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (146891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964 + ... + 1105.

It is an arithmetic number, because the mean of its divisors is an integer number (37260).

2¹⁴⁶⁸⁹⁹ is an apocalyptic number.

146899 is a deficient number, since it is larger than the sum of its proper divisors (2141).

146899 is an equidigital number, since it uses as much as digits as its factorization.

146899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140.

The product of its digits is 15552, while the sum is 37.

The square root of 146899 is about 383.2740533874. The cubic root of 146899 is about 52.7642310158.

The spelling of 146899 in words is "one hundred forty-six thousand, eight hundred ninety-nine".